Mushroom Print Edit Meaning

1.

when a dude slaps his penis against someone and it leaves a mark like a mushroom.

"You better take that back or I'll give you a mushroom print right across your forhead!"

2.

The act of imprinting your penis on a foggy car window.

Adam mushroom printed his window when some girls pulled up beside him.

See mushroom, mushroom slap, mushroom punch, yams